Home / 14,510.18-21,767.56-4,647.28

Finding the Fourth Proportional to 14,510.18, 21,767.56 and 4,647.28

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Solution

The fourth proportional to 14,510.18, 21,767.56 and 4,647.28 is: 6,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.18 : 21,767.56 = 4,647.28 : x
  2. Step 2: Convert to fraction form
    14,510.18/21,767.56 = 4,647.28/x
  3. Step 3: Cross multiply
    14,510.18x = 21,767.56 × 4,647.28
  4. Step 4: Simplify right side
    14,510.18x = 101,159,946.24
  5. Step 5: Solve for x
    x = 101,159,946.24/14,510.18
  6. Step 6: Final answer
    x = 6,971.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.